Battleship-class submarine on Lake Michigan. Sleep in the torpedo racks, Founders Brewing pilgrimage, Grand Rapids beer-city weekend.
Private buyout of a Balao-class sub. Dinner in the galley, sleep in the torpedo racks, real claustrophobia.
Five quick questions, then we build the full itinerary — lodging, daily schedule, dining, bars, the group-chat message — and drop you into a Trip Room you can share with the crew.